Home / 760,408.29-1,049,270.64-605,753.46

Finding the Fourth Proportional to 760,408.29, 1,049,270.64 and 605,753.46

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Solution

The fourth proportional to 760,408.29, 1,049,270.64 and 605,753.46 is: 835,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,408.29 : 1,049,270.64 = 605,753.46 : x
  2. Step 2: Convert to fraction form
    760,408.29/1,049,270.64 = 605,753.46/x
  3. Step 3: Cross multiply
    760,408.29x = 1,049,270.64 × 605,753.46
  4. Step 4: Simplify right side
    760,408.29x = 635,599,320,656.41
  5. Step 5: Solve for x
    x = 635,599,320,656.41/760,408.29
  6. Step 6: Final answer
    x = 835,865.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.